1
Douglas F Winnek: High definition, three-dimensional television. Townsend and Townsend, July 31, 1990: US04945407 (35 worldwide citation)

A camera having a main lens system designed for normal operation at infinity and well corrected for a flat field. A stationary aperture member having a horizontal slit therein passes light through the main lens system toward and through a lenticular screen which lies ahead of and in close proximity ...


2
Douglas F Winnek: Apparatus and method of projection printing of three-dimensional photographs. Townsend and Townsend, July 15, 1986: US04600297 (28 worldwide citation)

Apparatus and method of projecting photographic images from a first film onto a second film. The images on the first film are made in a scan camera and represent a series of aspect views of a subject photographed by the scan camera. The apparatus includes means at a first location for mounting the f ...


3
John L Miller, Douglas F Winnek: Autostereoscopic display system using shutter and back-to-back lenticular screen. Perceptual Images, Kenneth R Allen, Townsend and Townsend and Crew, August 13, 1996: US05546120 (22 worldwide citation)

A display concept designed to interface with source material from a computer, video recorder or video camera. The interface to a computer generates a series of images that are separate viewpoints of a desired scene to be viewed in three dimensions. The images are based upon a horizontal translation ...


4
Douglas F Winnek: Method and apparatus for making true three-dimensional photographs from pseudo three-dimensional photographs. Townsend and Townsend, December 10, 1985: US04557590 (18 worldwide citation)

A method and apparatus for exposing a photographic film with a true three-dimensional image when the image emanates from a photographic film having a pseudo three-dimensional image. A lenticular member having lenticulations on one surface is adapted to be mounted adjacent to a frame containing a fil ...


5
Douglas F Winnek: Method and apparatus for making three-dimensional radiographs. Townsend and Townsend, January 1, 1985: US04491956 (10 worldwide citation)

A method and apparatus for making X-ray photographs which can be viewed in three dimensions with the use of a lenticular screen. The apparatus includes a linear tomograph having a moving X-ray source on one side of a support on which an object is to be placed so that X-rays can pass through the obje ...


6
Douglas F Winnek, William J McKee: Lenticular x-ray film with improved grating mask and intensifying screen. John L McGannon, September 13, 1983: US04404471 (9 worldwide citation)

Lenticular x-ray film having a parallax grating mask near the lenticulations of the film and a high resolution intensifying screen near the emulsion side of the film. The film, the mask and the screen form a unit for placement in a cassette for use with an x-ray tomograph to produce x-ray photograph ...


7
Douglas F Winnek: Camera for three-dimensional portraiture. Townsend and Townsend, December 18, 1984: US04488795 (8 worldwide citation)

A camera for taking portraits including a main lens designed for normal operation at infinity. The lens has a conventional shutter and an aperture member provided with a slit aperture having a width of about 3.5" and a height of about 0.75". A portrait lens is in front of the main lens to enable the ...


8
Robert L Shrader, Douglas F Winnek: Auto-focus travelling lens camera for three-dimensional photography. David B Harrison, April 18, 1989: US04823156 (7 worldwide citation)

An improved camera apparatus for three-dimensional photography conventionally includes a stationary frame, a camera body with a film holder for holding photographic film in a film plane and a controllable shutter for exposing film held in the film holder, and a focusable lens assembly attached to th ...


9
Douglas F Winnek: Instant printer for volumetric imaging of data from electromagnetic radiation output device. Townsend and Townsend and Crew, August 6, 1996: US05543874 (5 worldwide citation)

An optical system using a lens assembly with the screen of a computer CRT or LCD unit, said computer being coupled to an electromagnetic radiation source for receiving data therefrom. Data from the source to be presented to the CRT screen is provided as a two-dimensional image rotatable about a sele ...


10
Douglas F Winnek, Albert M Summerall: Instant printer for volumetric imaging of data from a sonic signal source apparatus. Townsend and Townsend and Crew, August 6, 1996: US05543873 (1 worldwide citation)

An optical system using a lens assembly with the screen of a computer CRT or LCD unit, said computer being coupled to an MRI apparatus for receiving data therefrom. Data from the MRI to be presented to the CRT screen is provided as a two-dimensional image rotatable about a selected axis. Light rays ...